# -*- coding:utf-8 -*-
"""
Author：Administrator
Date:2021年09月03日
"""
import numpy as np

A = np.array([
	[1,2,3],
	[4,5,6],
	[7,8,9]
])
print(A)
print('*' * 30)
print(A[:2])
print('*' * 30)
print(A[:2, 1:])

